Workbox can accommodate three and four large wiring devices. Installs easily for existing construction remodeling work. 8 clamps securely hold cable. Swing out clamps lock box securely to wall. Lightweight and durable and engraved with NEC approved conductor fill. Suitable for masonry walls. 68 cu-in capacity and measures 3.41 in x 7.57 in x 2.89 i
